Finding the Third Proportional to 11,643.75 and 13,101.75
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Solution
The third proportional to 11,643.75 and 13,101.75 is: 14,742.32
Step by Step Solution
- Step 1: Write the proportion equation
11,643.75 : 13,101.75 = 13,101.75 : x - Step 2: Convert to fraction form
11,643.75/13,101.75 = 13,101.75/x - Step 3: Cross multiply
11,643.75x = 13,101.75 × 13,101.75 - Step 4: Simplify right side
11,643.75x = 171,655,853.06 - Step 5: Solve for x
x = 171,655,853.06/11,643.75 - Step 6: Final answer
x = 14,742.32
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Why These Related Problems?
These problems maintain the same ratio (1.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.